Interested in the symbolism behind an emblem you see everyday? How did the arm and hammer end up on all those baking soda boxes? Art Historian Kim Munson shares her investigation of the origins of the arm & hammer from Greco-Roman myth and its role as an early union labor icon to its current usage as the Socialist Labor Party emblem and baking soda trademark. Hosted by the Labor Archives and Research Center Contact: larc@sfsu.edu Phone: 415-564-4010